<template>
<el-row :gutter="20">
  <el-col :span="6">
    <category @tree-node-click="treenodeclick"></category>
  </el-col>
  <el-col :span="18">
    <div class="mod-config">
      <el-form :inline="true" :model="dataForm" @keyup.enter.native="getDataList()">
        <el-form-item>
          <el-input v-model="dataForm.key" placeholder="参数名" clearable></el-input>
        </el-form-item>
        <el-form-item>
          <el-button @click="getDataList()">查询</el-button>
          <el-button type="success" @click="getAllDataList()">查询全部</el-button>
          <el-button v-if="isAuth('product:attrgroup:save')" type="primary" @click="addOrUpdateHandle()">新增</el-button>
          <el-button v-if="isAuth('product:attrgroup:delete')" type="danger" @click="deleteHandle()" :disabled="dataListSelections.length <= 0">批量删除</el-button>
        </el-form-item>
      </el-form>
      <el-table :data="dataList" border v-loading="dataListLoading" @selection-change="selectionChangeHandle" style="width: 100%;">
        <el-table-column type="selection" header-align="center" align="center" width="50"></el-table-column>
        <el-table-column prop="attrGroupId" header-align="center" align="center" label="分组id"></el-table-column>
        <el-table-column prop="attrGroupName" header-align="center" align="center" label="组名"></el-table-column>
        <el-table-column prop="sort" header-align="center" align="center" label="排序"></el-table-column>
        <el-table-column prop="descript" header-align="center" align="center" label="描述"></el-table-column>
        <el-table-column prop="icon" header-align="center" align="center" label="组图标"></el-table-column>
        <el-table-column prop="categoryId" header-align="center" align="center" label="所属分类id"></el-table-column>
        <el-table-column fixed="right" header-align="center" align="center" width="150" label="操作">
          <template slot-scope="scope">
            <el-button type="text" size="small" @click="relationHandle(scope.row.attrGroupId)">关联</el-button>
            <el-button type="text" size="small" @click="addOrUpdateHandle(scope.row.attrGroupId)">修改</el-button>
            <el-button type="text" size="small" @click="deleteHandle(scope.row.attrGroupId)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination @size-change="sizeChangeHandle" @current-change="currentChangeHandle" :current-page="pageIndex" :page-sizes="[10, 20, 50, 100]" :page-size="pageSize" :total="totalPage" layout="total, sizes, prev, pager, next, jumper"></el-pagination>
      <!-- 弹窗, 新增 / 修改 -->
      <add-or-update v-if="addOrUpdateVisible" ref="addOrUpdate" @refreshDataList="getDataList"></add-or-update>
      <!-- 修改关联关系 -->
      <relation-update v-if="relationVisible" ref="relationUpdate" @refreshData="getDataList"></relation-update>
    </div>
  </el-col>
</el-row>
</template>

<script>
/**
 * 父子组件传递数据
 * 1)、子组件给父组件传递数据，事件机制；
 *    子组件给父组件发送一个事件，携带上数据。
 * // this.$emit("事件名",携带的数据...)
 */
//这里可以导入其他文件（比如：组件，工具js，第三方插件js，json文件，图片文件等等）
//例如：import 《组件名称》 from '《组件路径》';
import Category from "../common/category";
import AddOrUpdate from "./attrgroup-add-or-update";
import RelationUpdate from "./attr-group-relation";
import {
  AttrGroupListApi,
  AttrGroupDeleteApi
} from "@/api/product/attrgroup.js"

import { WarningConfirm, SuccessMessage } from "@/utils/message.js";

export default {
  //import引入的组件需要注入到对象中才能使用
  components: { Category, AddOrUpdate, RelationUpdate },
  props: {},
  data() {
    return {
      catId: 0,
      dataForm: {
        key: ""
      },
      dataList: [],
      pageIndex: 1,
      pageSize: 10,
      totalPage: 0,
      dataListLoading: false,
      dataListSelections: [],
      addOrUpdateVisible: false,
      relationVisible: false
    };
  },
  activated() {
    this.getDataList();
  },
  methods: {
    //处理分组与属性的关联
    relationHandle(groupId) {
      this.relationVisible = true;
      this.$nextTick(() => {
        this.$refs.relationUpdate.init(groupId);
      });
    },
    //感知树节点被点击
    treenodeclick(data, node, component) {
      if (node.level == 3) {
        this.catId = data.catId;
        this.getDataList(); //重新查询
      }
    },
    getAllDataList() {
      this.catId = 0;
      this.getDataList();
    },
    // 获取数据列表
    getDataList() {
      this.dataListLoading = true;
      AttrGroupListApi(this.catId, {
        page: this.pageIndex,
        limit: this.pageSize,
        key: this.dataForm.key
      }).then((data) => {
        this.dataList = data.data.list || [];
        this.totalPage = data.data.totalCount || 0;
        this.dataListLoading = false;
      });
    },
    // 每页数
    sizeChangeHandle(val) {
      this.pageSize = val;
      this.pageIndex = 1;
      this.getDataList();
    },
    // 当前页
    currentChangeHandle(val) {
      this.pageIndex = val;
      this.getDataList();
    },
    // 多选
    selectionChangeHandle(val) {
      this.dataListSelections = val;
    },
    // 新增 / 修改
    addOrUpdateHandle(id) {
      this.addOrUpdateVisible = true;
      this.$nextTick(() => {
        this.$refs.addOrUpdate.init(id);
      });
    },
    // 删除
    deleteHandle(id) {
      var ids = id ? [id] :
        this.dataListSelections.map(item => {
          return item.attrGroupId;
        });

      WarningConfirm(() => {
        AttrGroupDeleteApi(ids).then(data => {
          SuccessMessage("删除成功", () => {
            this.getDataList();
          });
        });
      }, `确定对[id=${ids.join(",")}]进行[${id ? "删除" : "批量删除"}]操作?`);
    }
  }
};
</script>

<style scoped>
</style>
